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-rw-r--r--Documentation/userspace-api/media/dvb/ca-set-descr.rst8
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/userspace-api/media/dvb/ca-set-descr.rst b/Documentation/userspace-api/media/dvb/ca-set-descr.rst
index a5c628a4d3cd..a740af34c872 100644
--- a/Documentation/userspace-api/media/dvb/ca-set-descr.rst
+++ b/Documentation/userspace-api/media/dvb/ca-set-descr.rst
@@ -1,4 +1,5 @@
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
+.. c:namespace:: DTV.ca
.. _CA_SET_DESCR:
@@ -11,19 +12,18 @@ Name
CA_SET_DESCR
-
Synopsis
--------
-.. c:function:: int ioctl(fd, CA_SET_DESCR, struct ca_descr *desc)
- :name: CA_SET_DESCR
+.. c:macro:: CA_SET_DESCR
+``int ioctl(fd, CA_SET_DESCR, struct ca_descr *desc)``
Arguments
---------
``fd``
- File descriptor returned by a previous call to :c:func:`open() <cec-open>`.
+ File descriptor returned by a previous call to :c:func:`open()`.
``msg``
Pointer to struct :c:type:`ca_descr`.